gtk2_ardour/mixer_strip.cc

   1 /*
   2     Copyright (C) 2000-2006 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17 */
  18
  19 #include <cmath>
  20 #include <list>
  21 #include <algorithm>
  22
  23 #include <sigc++/bind.h>
  24
  25 #include "pbd/convert.h"
  26 #include "pbd/enumwriter.h"
  27 #include "pbd/replace_all.h"
  28 #include "pbd/stacktrace.h"
  29
  30 #include <gtkmm2ext/gtk_ui.h>
  31 #include <gtkmm2ext/utils.h>
  32 #include <gtkmm2ext/choice.h>
  33 #include <gtkmm2ext/doi.h>
  34 #include <gtkmm2ext/slider_controller.h>
  35 #include <gtkmm2ext/bindable_button.h>
  36
  37 #include "ardour/audio_track.h"
  38 #include "ardour/audioengine.h"
  39 #include "ardour/internal_send.h"
  40 #include "ardour/meter.h"
  41 #include "ardour/midi_track.h"
  42 #include "ardour/pannable.h"
  43 #include "ardour/panner.h"
  44 #include "ardour/panner_shell.h"
  45 #include "ardour/panner_manager.h"
  46 #include "ardour/port.h"
  47 #include "ardour/profile.h"
  48 #include "ardour/route.h"
  49 #include "ardour/route_group.h"
  50 #include "ardour/send.h"
  51 #include "ardour/session.h"
  52 #include "ardour/types.h"
  53 #include "ardour/user_bundle.h"
  54
  55 #include "ardour_ui.h"
  56 #include "ardour_window.h"
  57 #include "mixer_strip.h"
  58 #include "mixer_ui.h"
  59 #include "keyboard.h"
  60 #include "ardour_button.h"
  61 #include "public_editor.h"
  62 #include "send_ui.h"
  63 #include "io_selector.h"
  64 #include "utils.h"
  65 #include "gui_thread.h"
  66 #include "route_group_menu.h"
  67 #include "meter_patterns.h"
  68
  69 #include "i18n.h"
  70
  71 using namespace ARDOUR;
  72 using namespace ARDOUR_UI_UTILS;
  73 using namespace PBD;
  74 using namespace Gtk;
  75 using namespace Gtkmm2ext;
  76 using namespace std;
  77 using namespace ArdourMeter;
  78
  79 MixerStrip* MixerStrip::_entered_mixer_strip;
  80
  81 PBD::Signal1<void,MixerStrip*> MixerStrip::CatchDeletion;
  82
  83 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, bool in_mixer)
  84         : AxisView(sess)
  85         , RouteUI (sess)
  86         , _mixer(mx)
  87         , _mixer_owned (in_mixer)
  88         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
  89         , gpm (sess, 250)
  90         , panners (sess)
  91         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
  92         , rec_mon_table (2, 2)
  93         , solo_iso_table (1, 2)
  94         , mute_solo_table (1, 2)
  95         , bottom_button_table (1, 3)
  96         , meter_point_button (_("pre"))
  97         , midi_input_enable_button (0)
  98         , _comment_button (_("Comments"))
  99         , _visibility (X_("mixer-element-visibility"))
 100 {
 101         init ();
 102
 103         if (!_mixer_owned) {
 104                 /* the editor mixer strip: don't destroy it every time
 105                    the underlying route goes away.
 106                 */
 107
 108                 self_destruct = false;
 109         }
 110 }
 111
 112 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, boost::shared_ptr<Route> rt, bool in_mixer)
 113         : AxisView(sess)
 114         , RouteUI (sess)
 115         , _mixer(mx)
 116         , _mixer_owned (in_mixer)
 117         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
 118         , gpm (sess, 250)
 119         , panners (sess)
 120         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
 121         , rec_mon_table (2, 2)
 122         , solo_iso_table (1, 2)
 123         , mute_solo_table (1, 2)
 124         , bottom_button_table (1, 3)
 125         , meter_point_button (_("pre"))
 126         , midi_input_enable_button (0)
 127         , _comment_button (_("Comments"))
 128         , _visibility (X_("mixer-element-visibility"))
 129 {
 130         init ();
 131         set_route (rt);
 132 }
 133
 134 void
 135 MixerStrip::init ()
 136 {
 137         _entered_mixer_strip= 0;
 138         group_menu = 0;
 139         route_ops_menu = 0;
 140         ignore_comment_edit = false;
 141         ignore_toggle = false;
 142         comment_area = 0;
 143         _width_owner = 0;
 144         spacer = 0;
 145
 146         /* the length of this string determines the width of the mixer strip when it is set to `wide' */
 147         longest_label = "longest label";
 148
 149         string t = _("Click to toggle the width of this mixer strip.");
 150         if (_mixer_owned) {
 151                 t += string_compose (_("\n%1-%2-click to toggle the width of all strips."), Keyboard::primary_modifier_name(), Keyboard::tertiary_modifier_name ());
 152         }
 153
 154         width_button.set_image (::get_icon("strip_width"));
 155         ARDOUR_UI::instance()->set_tip (width_button, t);
 156
 157         hide_button.set_image(::get_icon("hide"));
 158         ARDOUR_UI::instance()->set_tip (&hide_button, _("Hide this mixer strip"));
 159
 160         input_button_box.set_spacing(2);
 161
 162         input_button.set_text (_("Input"));
 163         input_button.set_name ("mixer strip button");
 164         input_button_box.pack_start (input_button, true, true);
 165
 166         output_button.set_text (_("Output"));
 167         output_button.set_name ("mixer strip button");
 168
 169         ARDOUR_UI::instance()->set_tip (&meter_point_button, _("Click to select metering point"), "");
 170         meter_point_button.set_name ("mixer strip button");
 171
 172         bottom_button_table.attach (meter_point_button, 2, 3, 0, 1);
 173
 174         meter_point_button.signal_button_press_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_press), false);
 175         meter_point_button.signal_button_release_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_release), false);
 176
 177         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 178
 179         solo_isolated_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 180         solo_isolated_led->show ();
 181         solo_isolated_led->set_no_show_all (true);
 182         solo_isolated_led->set_name (X_("solo isolate"));
 183         solo_isolated_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 184         solo_isolated_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_isolate_button_release), false);
 185         UI::instance()->set_tip (solo_isolated_led, _("Isolate Solo"), "");
 186
 187         solo_safe_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 188         solo_safe_led->show ();
 189         solo_safe_led->set_no_show_all (true);
 190         solo_safe_led->set_name (X_("solo safe"));
 191         solo_safe_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 192         solo_safe_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_safe_button_release), false);
 193         UI::instance()->set_tip (solo_safe_led, _("Lock Solo Status"), "");
 194
 195         solo_safe_led->set_text (_("Lock"));
 196         solo_isolated_led->set_text (_("Iso"));
 197
 198         solo_iso_table.set_homogeneous (true);
 199         solo_iso_table.set_spacings (2);
 200         if (!ARDOUR::Profile->get_trx()) {
 201                 solo_iso_table.attach (*solo_isolated_led, 0, 1, 0, 1);
 202                 solo_iso_table.attach (*solo_safe_led, 1, 2, 0, 1);
 203         }
 204         solo_iso_table.show ();
 205
 206         rec_mon_table.set_homogeneous (true);
 207         rec_mon_table.set_row_spacings (2);
 208         rec_mon_table.set_col_spacings (2);
 209         if (ARDOUR::Profile->get_mixbus()) {
 210                 rec_mon_table.resize (1, 3);
 211                 rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 212                 rec_mon_table.attach (*monitor_disk_button, 2, 3, 0, 1);
 213         } else if (!ARDOUR::Profile->get_trx()) {
 214                 rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 215                 rec_mon_table.attach (*monitor_disk_button, 1, 2, 1, 2);
 216         }
 217         rec_mon_table.show ();
 218
 219         if (solo_isolated_led) {
 220                 button_size_group->add_widget (*solo_isolated_led);
 221         }
 222         if (solo_safe_led) {
 223                 button_size_group->add_widget (*solo_safe_led);
 224         }
 225
 226         if (!ARDOUR::Profile->get_mixbus()) {
 227                 if (rec_enable_button) {
 228                         button_size_group->add_widget (*rec_enable_button);
 229                 }
 230                 if (monitor_disk_button) {
 231                         button_size_group->add_widget (*monitor_disk_button);
 232                 }
 233                 if (monitor_input_button) {
 234                         button_size_group->add_widget (*monitor_input_button);
 235                 }
 236         }
 237
 238         mute_solo_table.set_homogeneous (true);
 239         mute_solo_table.set_spacings (2);
 240
 241         bottom_button_table.set_spacings (2);
 242         bottom_button_table.set_homogeneous (true);
 243         bottom_button_table.attach (group_button, 1, 2, 0, 1);
 244         bottom_button_table.attach (gpm.gain_automation_state_button, 0, 1, 0, 1);
 245
 246         name_button.set_name ("mixer strip button");
 247         name_button.set_text_ellipsize (Pango::ELLIPSIZE_END);
 248         name_button.signal_size_allocate().connect (sigc::mem_fun (*this, &MixerStrip::name_button_resized));
 249
 250         ARDOUR_UI::instance()->set_tip (&group_button, _("Mix group"), "");
 251         group_button.set_name ("mixer strip button");
 252
 253         _comment_button.set_name (X_("mixer strip button"));
 254         _comment_button.signal_clicked.connect (sigc::mem_fun (*this, &RouteUI::toggle_comment_editor));
 255
 256         global_vpacker.set_border_width (1);
 257         global_vpacker.set_spacing (0);
 258
 259         width_button.set_name ("mixer strip button");
 260         hide_button.set_name ("mixer strip button");
 261
 262         width_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::width_button_pressed), false);
 263         hide_button.signal_clicked.connect (sigc::mem_fun(*this, &MixerStrip::hide_clicked));
 264
 265 //      width_hide_box.set_border_width (1);
 266         width_hide_box.set_spacing (2);
 267         width_hide_box.pack_start (width_button, false, true);
 268         width_hide_box.pack_start (number_label, true, true);
 269         width_hide_box.pack_end (hide_button, false, true);
 270
 271         number_label.set_text ("-");
 272         number_label.set_elements((ArdourButton::Element)(ArdourButton::Edge|ArdourButton::Body|ArdourButton::Text|ArdourButton::Inactive));
 273         number_label.set_no_show_all ();
 274         number_label.set_name ("tracknumber label");
 275         number_label.set_fixed_colors (0x80808080, 0x80808080);
 276         number_label.set_alignment (.5, .5);
 277         number_label.set_fallthrough_to_parent (true);
 278
 279         global_vpacker.set_spacing (2);
 280         if (!ARDOUR::Profile->get_trx()) {
 281                 global_vpacker.pack_start (width_hide_box, Gtk::PACK_SHRINK);
 282                 global_vpacker.pack_start (name_button, Gtk::PACK_SHRINK);
 283                 global_vpacker.pack_start (input_button_box, Gtk::PACK_SHRINK);
 284                 global_vpacker.pack_start (_invert_button_box, Gtk::PACK_SHRINK);
 285                 global_vpacker.pack_start (processor_box, true, true);
 286         }
 287         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 288         global_vpacker.pack_start (rec_mon_table, Gtk::PACK_SHRINK);
 289         global_vpacker.pack_start (solo_iso_table, Gtk::PACK_SHRINK);
 290         global_vpacker.pack_start (mute_solo_table, Gtk::PACK_SHRINK);
 291         global_vpacker.pack_start (gpm, Gtk::PACK_SHRINK);
 292         global_vpacker.pack_start (bottom_button_table, Gtk::PACK_SHRINK);
 293         if (!ARDOUR::Profile->get_trx()) {
 294                 global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 295                 global_vpacker.pack_start (_comment_button, Gtk::PACK_SHRINK);
 296         } else {
 297                 global_vpacker.pack_start (name_button, Gtk::PACK_SHRINK);
 298         }
 299
 300         global_frame.add (global_vpacker);
 301         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 302         global_frame.set_name ("BaseFrame");
 303
 304         add (global_frame);
 305
 306         /* force setting of visible selected status */
 307
 308         _selected = true;
 309         set_selected (false);
 310
 311         _packed = false;
 312         _embedded = false;
 313
 314         _session->engine().Stopped.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_stopped, this), gui_context());
 315         _session->engine().Running.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_running, this), gui_context());
 316
 317         input_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::input_press), false);
 318         input_button.signal_button_release_event().connect (sigc::mem_fun(*this, &MixerStrip::input_release), false);
 319
 320         output_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::output_press), false);
 321         output_button.signal_button_release_event().connect (sigc::mem_fun(*this, &MixerStrip::output_release), false);
 322
 323         number_label.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::number_button_button_press), false);
 324
 325         name_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_press), false);
 326         name_button.signal_button_release_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_release), false);
 327
 328         group_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::select_route_group), false);
 329
 330         _width = (Width) -1;
 331
 332         /* start off as a passthru strip. we'll correct this, if necessary,
 333            in update_diskstream_display().
 334         */
 335
 336         /* start off as a passthru strip. we'll correct this, if necessary,
 337            in update_diskstream_display().
 338         */
 339
 340         if (is_midi_track()) {
 341                 set_name ("MidiTrackStripBase");
 342         } else {
 343                 set_name ("AudioTrackStripBase");
 344         }
 345
 346         add_events (Gdk::BUTTON_RELEASE_MASK|
 347                     Gdk::ENTER_NOTIFY_MASK|
 348                     Gdk::LEAVE_NOTIFY_MASK|
 349                     Gdk::KEY_PRESS_MASK|
 350                     Gdk::KEY_RELEASE_MASK);
 351
 352         set_flags (get_flags() | Gtk::CAN_FOCUS);
 353
 354         AudioEngine::instance()->PortConnectedOrDisconnected.connect (
 355                 *this, invalidator (*this), boost::bind (&MixerStrip::port_connected_or_disconnected, this, _1, _3), gui_context ()
 356                 );
 357
 358         /* Add the widgets under visibility control to the VisibilityGroup; the names used here
 359            must be the same as those used in RCOptionEditor so that the configuration changes
 360            are recognised when they occur.
 361         */
 362         _visibility.add (&input_button_box, X_("Input"), _("Input"), false);
 363         _visibility.add (&_invert_button_box, X_("PhaseInvert"), _("Phase Invert"), false);
 364         _visibility.add (&rec_mon_table, X_("RecMon"), _("Record & Monitor"), false);
 365         _visibility.add (&solo_iso_table, X_("SoloIsoLock"), _("Solo Iso / Lock"), false);
 366         _visibility.add (&output_button, X_("Output"), _("Output"), false);
 367         _visibility.add (&_comment_button, X_("Comments"), _("Comments"), false);
 368
 369         parameter_changed (X_("mixer-element-visibility"));
 370
 371         Config->ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 372         _session->config.ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 373
 374         //watch for mouse enter/exit so we can do some stuff
 375         signal_enter_notify_event().connect (sigc::mem_fun(*this, &MixerStrip::mixer_strip_enter_event ));
 376         signal_leave_notify_event().connect (sigc::mem_fun(*this, &MixerStrip::mixer_strip_leave_event ));
 377
 378         gpm.LevelMeterButtonPress.connect_same_thread (_level_meter_connection, boost::bind (&MixerStrip::level_meter_button_press, this, _1));
 379 }
 380
 381 MixerStrip::~MixerStrip ()
 382 {
 383         CatchDeletion (this);
 384
 385         if (this ==_entered_mixer_strip)
 386                 _entered_mixer_strip = NULL;
 387 }
 388
 389 bool
 390 MixerStrip::mixer_strip_enter_event (GdkEventCrossing* /*ev*/)
 391 {
 392         _entered_mixer_strip = this;
 393
 394         //although we are triggering on the "enter", to the user it will appear that it is happenin on the "leave"
 395         //because the mixerstrip control is a parent that encompasses the strip
 396         deselect_all_processors();
 397
 398         return false;
 399 }
 400
 401 bool
 402 MixerStrip::mixer_strip_leave_event (GdkEventCrossing *ev)
 403 {
 404         //if we have moved outside our strip, but not into a child view, then deselect ourselves
 405         if ( !(ev->detail == GDK_NOTIFY_INFERIOR) ) {
 406                 _entered_mixer_strip= 0;
 407
 408                 //clear keyboard focus in the gain display.  this is cheesy but fixes a longstanding "bug" where the user starts typing in the gain entry, and leaves it active, thereby prohibiting other keybindings from working
 409                 gpm.gain_display.set_sensitive(false);
 410                 gpm.show_gain();
 411                 gpm.gain_display.set_sensitive(true);
 412
 413                 //if we leave this mixer strip we need to clear out any selections
 414                 //processor_box.processor_display.select_none();  //but this doesn't work, because it gets triggered when (for example) you open the menu or start a drag
 415         }
 416
 417         return false;
 418 }
 419
 420 void
 421 MixerStrip::set_route (boost::shared_ptr<Route> rt)
 422 {
 423         //the rec/monitor stuff only shows up for tracks.
 424         //the show_sends only shows up for buses.
 425         //remove them all here, and we may add them back later
 426         if (show_sends_button->get_parent()) {
 427                 rec_mon_table.remove (*show_sends_button);
 428         }
 429         if (rec_enable_button->get_parent()) {
 430                 rec_mon_table.remove (*rec_enable_button);
 431         }
 432         if (monitor_input_button->get_parent()) {
 433                 rec_mon_table.remove (*monitor_input_button);
 434         }
 435         if (monitor_disk_button->get_parent()) {
 436                 rec_mon_table.remove (*monitor_disk_button);
 437         }
 438         if (group_button.get_parent()) {
 439                 bottom_button_table.remove (group_button);
 440         }
 441
 442         RouteUI::set_route (rt);
 443
 444         /* ProcessorBox needs access to _route so that it can read
 445            GUI object state.
 446         */
 447         processor_box.set_route (rt);
 448
 449         /* map the current state */
 450
 451         mute_changed (0);
 452         update_solo_display ();
 453
 454         revert_to_default_display ();
 455
 456         /* unpack these from the parent and stuff them into our own
 457            table
 458         */
 459
 460         if (gpm.peak_display.get_parent()) {
 461                 gpm.peak_display.get_parent()->remove (gpm.peak_display);
 462         }
 463         if (gpm.gain_display.get_parent()) {
 464                 gpm.gain_display.get_parent()->remove (gpm.gain_display);
 465         }
 466
 467         gpm.set_type (rt->meter_type());
 468
 469         mute_solo_table.attach (gpm.gain_display,0,1,1,2, EXPAND|FILL, EXPAND);
 470         mute_solo_table.attach (gpm.peak_display,1,2,1,2, EXPAND|FILL, EXPAND);
 471
 472         if (solo_button->get_parent()) {
 473                 mute_solo_table.remove (*solo_button);
 474         }
 475
 476         if (mute_button->get_parent()) {
 477                 mute_solo_table.remove (*mute_button);
 478         }
 479
 480         if (route()->is_master()) {
 481                 mute_solo_table.attach (*mute_button, 0, 2, 0, 1);
 482                 solo_button->hide ();
 483                 mute_button->show ();
 484                 rec_mon_table.hide ();
 485                 if (solo_iso_table.get_parent()) {
 486                         solo_iso_table.get_parent()->remove(solo_iso_table);
 487                 }
 488         } else {
 489                 bottom_button_table.attach (group_button, 1, 2, 0, 1);
 490                 mute_solo_table.attach (*mute_button, 0, 1, 0, 1);
 491                 mute_solo_table.attach (*solo_button, 1, 2, 0, 1);
 492                 mute_button->show ();
 493                 solo_button->show ();
 494                 rec_mon_table.show ();
 495         }
 496
 497         if (_mixer_owned && route()->is_master() ) {
 498
 499                 HScrollbar scrollbar;
 500                 Gtk::Requisition requisition(scrollbar.size_request ());
 501                 int scrollbar_height = requisition.height;
 502
 503                 spacer = manage (new EventBox);
 504                 spacer->set_size_request (-1, scrollbar_height+2);
 505                 global_vpacker.pack_start (*spacer, false, false);
 506                 spacer->show();
 507         }
 508
 509         if (is_track()) {
 510                 monitor_input_button->show ();
 511                 monitor_disk_button->show ();
 512         } else {
 513                 monitor_input_button->hide();
 514                 monitor_disk_button->hide ();
 515         }
 516
 517         if (is_midi_track()) {
 518                 if (midi_input_enable_button == 0) {
 519                         midi_input_enable_button = manage (new ArdourButton);
 520                         midi_input_enable_button->set_name ("midi input button");
 521                         midi_input_enable_button->set_image (::get_icon (X_("midi_socket_small")));
 522                         midi_input_enable_button->signal_button_press_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_press), false);
 523                         midi_input_enable_button->signal_button_release_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_release), false);
 524                         ARDOUR_UI::instance()->set_tip (midi_input_enable_button, _("Enable/Disable MIDI input"));
 525                 } else {
 526                         input_button_box.remove (*midi_input_enable_button);
 527                 }
 528                 /* get current state */
 529                 midi_input_status_changed ();
 530                 input_button_box.pack_start (*midi_input_enable_button, false, false);
 531                 /* follow changes */
 532                 midi_track()->InputActiveChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::midi_input_status_changed, this), gui_context());
 533         } else {
 534                 if (midi_input_enable_button) {
 535                         /* removal from the container will delete it */
 536                         input_button_box.remove (*midi_input_enable_button);
 537                         midi_input_enable_button = 0;
 538                 }
 539         }
 540
 541         if (is_audio_track()) {
 542                 boost::shared_ptr<AudioTrack> at = audio_track();
 543                 at->FreezeChange.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::map_frozen, this), gui_context());
 544         }
 545
 546         if (is_track ()) {
 547
 548                 rec_mon_table.attach (*rec_enable_button, 0, 1, 0, ARDOUR::Profile->get_mixbus() ? 1 : 2);
 549                 rec_enable_button->set_sensitive (_session->writable());
 550                 rec_enable_button->show();
 551
 552                 if (ARDOUR::Profile->get_mixbus()) {
 553                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 554                         rec_mon_table.attach (*monitor_disk_button, 2, 3, 0, 1);
 555                 } else if (ARDOUR::Profile->get_trx()) {
 556                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 2);
 557                 } else {
 558                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 559                         rec_mon_table.attach (*monitor_disk_button, 1, 2, 1, 2);
 560                 }
 561
 562         } else {
 563
 564                 /* non-master bus */
 565
 566                 if (!_route->is_master()) {
 567                         rec_mon_table.attach (*show_sends_button, 0, 1, 0, 2);
 568                         show_sends_button->show();
 569                 }
 570         }
 571
 572         meter_point_button.set_text (meter_point_string (_route->meter_point()));
 573
 574         delete route_ops_menu;
 575         route_ops_menu = 0;
 576
 577         _route->meter_change.connect (route_connections, invalidator (*this), bind (&MixerStrip::meter_changed, this), gui_context());
 578         _route->input()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 579         _route->output()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 580         _route->route_group_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::route_group_changed, this), gui_context());
 581
 582         _route->io_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::io_changed_proxy, this), gui_context ());
 583
 584         if (_route->panner_shell()) {
 585                 update_panner_choices();
 586                 _route->panner_shell()->Changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::connect_to_pan, this), gui_context());
 587         }
 588
 589         if (is_audio_track()) {
 590                 audio_track()->DiskstreamChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::diskstream_changed, this), gui_context());
 591         }
 592
 593         _route->comment_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::setup_comment_button, this), gui_context());
 594         _route->PropertyChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::property_changed, this, _1), gui_context());
 595
 596         set_stuff_from_route ();
 597
 598         /* now force an update of all the various elements */
 599
 600         mute_changed (0);
 601         update_solo_display ();
 602         name_changed ();
 603         comment_changed (0);
 604         route_group_changed ();
 605
 606         connect_to_pan ();
 607         panners.setup_pan ();
 608
 609         if (has_audio_outputs ()) {
 610                 panners.show_all ();
 611         } else {
 612                 panners.hide_all ();
 613         }
 614
 615         update_diskstream_display ();
 616         update_input_display ();
 617         update_output_display ();
 618
 619         add_events (Gdk::BUTTON_RELEASE_MASK);
 620
 621         processor_box.show ();
 622
 623         if (!route()->is_master() && !route()->is_monitor()) {
 624                 /* we don't allow master or control routes to be hidden */
 625                 hide_button.show();
 626                 number_label.show();
 627         }
 628
 629         gpm.reset_peak_display ();
 630         gpm.gain_display.show ();
 631         gpm.peak_display.show ();
 632
 633         width_button.show();
 634         width_hide_box.show();
 635         global_frame.show();
 636         global_vpacker.show();
 637         mute_solo_table.show();
 638         bottom_button_table.show();
 639         gpm.show_all ();
 640         meter_point_button.show();
 641         input_button_box.show_all();
 642         output_button.show();
 643         name_button.show();
 644         _comment_button.show();
 645         group_button.show();
 646         gpm.gain_automation_state_button.show();
 647
 648         parameter_changed ("mixer-element-visibility");
 649
 650         show ();
 651 }
 652
 653 void
 654 MixerStrip::set_stuff_from_route ()
 655 {
 656         /* if width is not set, it will be set by the MixerUI or editor */
 657
 658         string str = gui_property ("strip-width");
 659         if (!str.empty()) {
 660                 set_width_enum (Width (string_2_enum (str, _width)), this);
 661         }
 662 }
 663
 664 void
 665 MixerStrip::set_width_enum (Width w, void* owner)
 666 {
 667         /* always set the gpm width again, things may be hidden */
 668
 669         gpm.set_width (w);
 670         panners.set_width (w);
 671
 672         boost::shared_ptr<AutomationList> gain_automation = _route->gain_control()->alist();
 673
 674         _width_owner = owner;
 675
 676         _width = w;
 677
 678         if (_width_owner == this) {
 679                 set_gui_property ("strip-width", enum_2_string (_width));
 680         }
 681
 682         set_button_names ();
 683
 684         switch (w) {
 685         case Wide:
 686
 687                 if (show_sends_button)  {
 688                         show_sends_button->set_text (_("Aux"));
 689                 }
 690
 691                 gpm.gain_automation_style_button.set_text (
 692                                 gpm.astyle_string(gain_automation->automation_style()));
 693                 gpm.gain_automation_state_button.set_text (
 694                                 gpm.astate_string(gain_automation->automation_state()));
 695
 696                 if (_route->panner()) {
 697                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 698                                         panners.astyle_string(_route->panner()->automation_style()));
 699                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 700                                         panners.astate_string(_route->panner()->automation_state()));
 701                 }
 702
 703
 704                 set_size_request (max (110, gpm.get_gm_width()+5), -1);
 705                 break;
 706
 707         case Narrow:
 708
 709                 if (show_sends_button) {
 710                         show_sends_button->set_text (_("Snd"));
 711                 }
 712
 713                 gpm.gain_automation_style_button.set_text (
 714                                 gpm.short_astyle_string(gain_automation->automation_style()));
 715                 gpm.gain_automation_state_button.set_text (
 716                                 gpm.short_astate_string(gain_automation->automation_state()));
 717                 gain_meter().setup_meters (); // recalc meter width
 718
 719                 if (_route->panner()) {
 720                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 721                         panners.short_astyle_string(_route->panner()->automation_style()));
 722                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 723                         panners.short_astate_string(_route->panner()->automation_state()));
 724                 }
 725
 726                 set_size_request (max (60, gpm.get_gm_width() + 10), -1);
 727                 break;
 728         }
 729
 730         processor_box.set_width (w);
 731
 732         update_input_display ();
 733         update_output_display ();
 734         setup_comment_button ();
 735         route_group_changed ();
 736         name_changed ();
 737         WidthChanged ();
 738 }
 739
 740 void
 741 MixerStrip::set_packed (bool yn)
 742 {
 743         _packed = yn;
 744
 745         if (_packed) {
 746                 set_gui_property ("visible", true);
 747         } else {
 748                 set_gui_property ("visible", false);
 749         }
 750 }
 751
 752
 753 struct RouteCompareByName {
 754         bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
 755                 return a->name().compare (b->name()) < 0;
 756         }
 757 };
 758
 759 gint
 760 MixerStrip::output_release (GdkEventButton *ev)
 761 {
 762         switch (ev->button) {
 763         case 1:
 764                 edit_output_configuration ();
 765                 break;
 766         }
 767
 768         return false;
 769 }
 770
 771 gint
 772 MixerStrip::output_press (GdkEventButton *ev)
 773 {
 774         using namespace Menu_Helpers;
 775         if (!_session->engine().connected()) {
 776                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 777                 msg.run ();
 778                 return true;
 779         }
 780
 781         MenuList& citems = output_menu.items();
 782         switch (ev->button) {
 783
 784         case 1:
 785                 return false;  //wait for the mouse-up to pop the dialog
 786
 787         case 3:
 788         {
 789                 output_menu.set_name ("ArdourContextMenu");
 790                 citems.clear ();
 791                 output_menu_bundles.clear ();
 792
 793                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 794
 795                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 796                         citems.push_back (
 797                                 MenuElem (
 798                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 799                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_output_port), *i)
 800                                         )
 801                                 );
 802                 }
 803
 804                 citems.push_back (SeparatorElem());
 805                 uint32_t const n_with_separator = citems.size ();
 806
 807                 ARDOUR::BundleList current = _route->output()->bundles_connected ();
 808
 809                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 810
 811                 /* give user bundles first chance at being in the menu */
 812
 813                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 814                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 815                                 maybe_add_bundle_to_output_menu (*i, current);
 816                         }
 817                 }
 818
 819                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 820                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 821                                 maybe_add_bundle_to_output_menu (*i, current);
 822                         }
 823                 }
 824
 825                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 826                 RouteList copy = *routes;
 827                 copy.sort (RouteCompareByName ());
 828                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 829                         maybe_add_bundle_to_output_menu ((*i)->input()->bundle(), current);
 830                 }
 831
 832                 if (citems.size() == n_with_separator) {
 833                         /* no routes added; remove the separator */
 834                         citems.pop_back ();
 835                 }
 836
 837                 output_menu.popup (1, ev->time);
 838                 break;
 839         }
 840
 841         default:
 842                 break;
 843         }
 844         return TRUE;
 845 }
 846
 847 gint
 848 MixerStrip::input_release (GdkEventButton *ev)
 849 {
 850         switch (ev->button) {
 851
 852         case 1:
 853                 edit_input_configuration ();
 854                 break;
 855         default:
 856                 break;
 857
 858         }
 859
 860         return false;
 861 }
 862
 863
 864 gint
 865 MixerStrip::input_press (GdkEventButton *ev)
 866 {
 867         using namespace Menu_Helpers;
 868
 869         MenuList& citems = input_menu.items();
 870         input_menu.set_name ("ArdourContextMenu");
 871         citems.clear();
 872
 873         if (!_session->engine().connected()) {
 874                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 875                 msg.run ();
 876                 return true;
 877         }
 878
 879         if (_session->actively_recording() && _route->record_enabled())
 880                 return true;
 881
 882         switch (ev->button) {
 883
 884         case 1:
 885                 return false;  //don't handle the mouse-down here.  wait for mouse-up to pop the menu
 886
 887         case 3:
 888         {
 889                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 890
 891                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 892                         citems.push_back (
 893                                 MenuElem (
 894                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 895                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_input_port), *i)
 896                                         )
 897                                 );
 898                 }
 899
 900                 citems.push_back (SeparatorElem());
 901                 uint32_t const n_with_separator = citems.size ();
 902
 903                 input_menu_bundles.clear ();
 904
 905                 ARDOUR::BundleList current = _route->input()->bundles_connected ();
 906
 907                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 908
 909                 /* give user bundles first chance at being in the menu */
 910
 911                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 912                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 913                                 maybe_add_bundle_to_input_menu (*i, current);
 914                         }
 915                 }
 916
 917                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 918                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 919                                 maybe_add_bundle_to_input_menu (*i, current);
 920                         }
 921                 }
 922
 923                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 924                 RouteList copy = *routes;
 925                 copy.sort (RouteCompareByName ());
 926                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 927                         maybe_add_bundle_to_input_menu ((*i)->output()->bundle(), current);
 928                 }
 929
 930                 if (citems.size() == n_with_separator) {
 931                         /* no routes added; remove the separator */
 932                         citems.pop_back ();
 933                 }
 934
 935                 input_menu.popup (1, ev->time);
 936                 break;
 937         }
 938         default:
 939                 break;
 940         }
 941         return TRUE;
 942 }
 943
 944 void
 945 MixerStrip::bundle_input_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 946 {
 947         if (ignore_toggle) {
 948                 return;
 949         }
 950
 951         ARDOUR::BundleList current = _route->input()->bundles_connected ();
 952
 953         if (std::find (current.begin(), current.end(), c) == current.end()) {
 954                 _route->input()->connect_ports_to_bundle (c, true, this);
 955         } else {
 956                 _route->input()->disconnect_ports_from_bundle (c, this);
 957         }
 958 }
 959
 960 void
 961 MixerStrip::bundle_output_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 962 {
 963         if (ignore_toggle) {
 964                 return;
 965         }
 966
 967         ARDOUR::BundleList current = _route->output()->bundles_connected ();
 968
 969         if (std::find (current.begin(), current.end(), c) == current.end()) {
 970                 _route->output()->connect_ports_to_bundle (c, true, this);
 971         } else {
 972                 _route->output()->disconnect_ports_from_bundle (c, this);
 973         }
 974 }
 975
 976 void
 977 MixerStrip::maybe_add_bundle_to_input_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
 978 {
 979         using namespace Menu_Helpers;
 980
 981         if (b->ports_are_outputs() == false || b->nchannels() != _route->n_inputs() || *b == *_route->output()->bundle()) {
 982                 return;
 983         }
 984
 985         list<boost::shared_ptr<Bundle> >::iterator i = input_menu_bundles.begin ();
 986         while (i != input_menu_bundles.end() && b->has_same_ports (*i) == false) {
 987                 ++i;
 988         }
 989
 990         if (i != input_menu_bundles.end()) {
 991                 return;
 992         }
 993
 994         input_menu_bundles.push_back (b);
 995
 996         MenuList& citems = input_menu.items();
 997
 998         std::string n = b->name ();
 999         replace_all (n, "_", " ");
1000
1001         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_input_chosen), b)));
1002 }
1003
1004 void
1005 MixerStrip::maybe_add_bundle_to_output_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
1006 {
1007         using namespace Menu_Helpers;
1008
1009         if (b->ports_are_inputs() == false || b->nchannels() != _route->n_outputs() || *b == *_route->input()->bundle()) {
1010                 return;
1011         }
1012
1013         list<boost::shared_ptr<Bundle> >::iterator i = output_menu_bundles.begin ();
1014         while (i != output_menu_bundles.end() && b->has_same_ports (*i) == false) {
1015                 ++i;
1016         }
1017
1018         if (i != output_menu_bundles.end()) {
1019                 return;
1020         }
1021
1022         output_menu_bundles.push_back (b);
1023
1024         MenuList& citems = output_menu.items();
1025
1026         std::string n = b->name ();
1027         replace_all (n, "_", " ");
1028
1029         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_output_chosen), b)));
1030 }
1031
1032 void
1033 MixerStrip::update_diskstream_display ()
1034 {
1035         if (is_track() && input_selector) {
1036                         input_selector->hide_all ();
1037         }
1038
1039         route_color_changed ();
1040 }
1041
1042 void
1043 MixerStrip::connect_to_pan ()
1044 {
1045         ENSURE_GUI_THREAD (*this, &MixerStrip::connect_to_pan)
1046
1047         panstate_connection.disconnect ();
1048         panstyle_connection.disconnect ();
1049
1050         if (!_route->panner()) {
1051                 return;
1052         }
1053
1054         boost::shared_ptr<Pannable> p = _route->pannable ();
1055
1056         p->automation_state_changed.connect (panstate_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_state_changed, &panners), gui_context());
1057         p->automation_style_changed.connect (panstyle_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_style_changed, &panners), gui_context());
1058
1059         /* This call reduncant, PannerUI::set_panner() connects to _panshell->Changed itself
1060          * However, that only works a panner was previously set.
1061          *
1062          * PannerUI must remain subscribed to _panshell->Changed() in case
1063          * we switch the panner eg. AUX-Send and back
1064          * _route->panner_shell()->Changed() vs _panshell->Changed
1065          */
1066         if (panners._panner == 0) {
1067                 panners.panshell_changed ();
1068         }
1069         update_panner_choices();
1070 }
1071
1072 void
1073 MixerStrip::update_panner_choices ()
1074 {
1075         ENSURE_GUI_THREAD (*this, &MixerStrip::update_panner_choices)
1076         if (!_route->panner_shell()) { return; }
1077
1078         uint32_t in = _route->output()->n_ports().n_audio();
1079         uint32_t out = in;
1080         if (_route->panner()) {
1081                 in = _route->panner()->in().n_audio();
1082         }
1083
1084         panners.set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1085 }
1086
1087 /*
1088  * Output port labelling
1089  * =====================
1090  *
1091  * Case 1: Each output has one connection, all connections are to system:playback_%i
1092  *   out 1 -> system:playback_1
1093  *   out 2 -> system:playback_2
1094  *   out 3 -> system:playback_3
1095  *   Display as: 1/2/3
1096  *
1097  * Case 2: Each output has one connection, all connections are to ardour:track_x/in 1
1098  *   out 1 -> ardour:track_x/in 1
1099  *   out 2 -> ardour:track_x/in 2
1100  *   Display as: track_x
1101  *
1102  * Case 3: Each output has one connection, all connections are to Jack client "program x"
1103  *   out 1 -> program x:foo
1104  *   out 2 -> program x:foo
1105  *   Display as: program x
1106  *
1107  * Case 4: No connections (Disconnected)
1108  *   Display as: -
1109  *
1110  * Default case (unusual routing):
1111  *   Display as: *number of connections*
1112  *
1113  * Tooltips
1114  * ========
1115  * .-----------------------------------------------.
1116  * | Mixdown                                       |
1117  * | out 1 -> ardour:master/in 1, jamin:input/in 1 |
1118  * | out 2 -> ardour:master/in 2, jamin:input/in 2 |
1119  * '-----------------------------------------------'
1120  * .-----------------------------------------------.
1121  * | Guitar SM58                                   |
1122  * | Disconnected                                  |
1123  * '-----------------------------------------------'
1124  */
1125
1126 void
1127 MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width width, bool for_input)
1128 {
1129         uint32_t io_count;
1130         uint32_t io_index;
1131         boost::shared_ptr<Port> port;
1132         vector<string> port_connections;
1133
1134         uint32_t total_connection_count = 0;
1135         uint32_t io_connection_count = 0;
1136         uint32_t ardour_connection_count = 0;
1137         uint32_t system_connection_count = 0;
1138         uint32_t other_connection_count = 0;
1139
1140         ostringstream label;
1141         string label_string;
1142
1143         bool have_label = false;
1144         bool each_io_has_one_connection = true;
1145
1146         string connection_name;
1147         string ardour_track_name;
1148         string other_connection_type;
1149         string system_ports;
1150         string system_port;
1151
1152         ostringstream tooltip;
1153         char * tooltip_cstr;
1154
1155         if (for_input) {
1156                 io_count = route->n_inputs().n_total();
1157                 tooltip << string_compose (_("<b>INPUT</b> to %1"), Glib::Markup::escape_text(route->name()));
1158         } else {
1159                 io_count = route->n_outputs().n_total();
1160                 tooltip << string_compose (_("<b>OUTPUT</b> from %1"), Glib::Markup::escape_text(route->name()));
1161         }
1162
1163
1164         for (io_index = 0; io_index < io_count; ++io_index) {
1165                 if (for_input) {
1166                         port = route->input()->nth (io_index);
1167                 } else {
1168                         port = route->output()->nth (io_index);
1169                 }
1170
1171                 port_connections.clear ();
1172                 port->get_connections(port_connections);
1173                 io_connection_count = 0;
1174
1175                 if (!port_connections.empty()) {
1176                         for (vector<string>::iterator i = port_connections.begin(); i != port_connections.end(); ++i) {
1177                                 string& connection_name (*i);
1178
1179                                 if (io_connection_count == 0) {
1180                                         tooltip << endl << Glib::Markup::escape_text(port->name().substr(port->name().find("/") + 1)) << " -> " << Glib::Markup::escape_text(connection_name);
1181                                 } else {
1182                                         tooltip << ", " << Glib::Markup::escape_text(connection_name);
1183                                 }
1184
1185                                 if (connection_name.find("ardour:") == 0) {
1186                                         if (ardour_track_name.empty()) {
1187                                                 // "ardour:Master/in 1" -> "ardour:Master/"
1188                                                 string::size_type slash = connection_name.find("/");
1189                                                 if (slash != string::npos) {
1190                                                         ardour_track_name = connection_name.substr(0, slash + 1);
1191                                                 }
1192                                         }
1193
1194                                         if (connection_name.find(ardour_track_name) == 0) {
1195                                                 ++ardour_connection_count;
1196                                         }
1197                                 } else if (connection_name.find("system:") == 0) {
1198                                         if (for_input) {
1199                                                 // "system:capture_123" -> "123"
1200                                                 system_port = connection_name.substr(15);
1201                                         } else {
1202                                                 // "system:playback_123" -> "123"
1203                                                 system_port = connection_name.substr(16);
1204                                         }
1205
1206                                         if (system_ports.empty()) {
1207                                                 system_ports += system_port;
1208                                         } else {
1209                                                 system_ports += "/" + system_port;
1210                                         }
1211
1212                                         ++system_connection_count;
1213                                 } else {
1214                                         if (other_connection_type.empty()) {
1215                                                 // "jamin:in 1" -> "jamin:"
1216                                                 other_connection_type = connection_name.substr(0, connection_name.find(":") + 1);
1217                                         }
1218
1219                                         if (connection_name.find(other_connection_type) == 0) {
1220                                                 ++other_connection_count;
1221                                         }
1222                                 }
1223
1224                                 ++total_connection_count;
1225                                 ++io_connection_count;
1226                         }
1227                 }
1228
1229                 if (io_connection_count != 1) {
1230                         each_io_has_one_connection = false;
1231                 }
1232         }
1233
1234         if (total_connection_count == 0) {
1235                 tooltip << endl << _("Disconnected");
1236         }
1237
1238         tooltip_cstr = new char[tooltip.str().size() + 1];
1239         strcpy(tooltip_cstr, tooltip.str().c_str());
1240
1241         if (for_input) {
1242                 ARDOUR_UI::instance()->set_tip (&input_button, tooltip_cstr, "");
1243         } else {
1244                 ARDOUR_UI::instance()->set_tip (&output_button, tooltip_cstr, "");
1245         }
1246
1247         if (each_io_has_one_connection) {
1248                 if (total_connection_count == ardour_connection_count) {
1249                         // all connections are to the same track in ardour
1250                         // "ardour:Master/" -> "Master"
1251                         string::size_type slash = ardour_track_name.find("/");
1252                         if (slash != string::npos) {
1253                                 label << ardour_track_name.substr(7, slash - 7);
1254                                 have_label = true;
1255                         }
1256                 }
1257                 else if (total_connection_count == system_connection_count) {
1258                         // all connections are to system ports
1259                         label << system_ports;
1260                         have_label = true;
1261                 }
1262                 else if (total_connection_count == other_connection_count) {
1263                         // all connections are to the same external program eg jamin
1264                         // "jamin:" -> "jamin"
1265                         label << other_connection_type.substr(0, other_connection_type.size() - 1);
1266                         have_label = true;
1267                 }
1268         }
1269
1270         if (!have_label) {
1271                 if (total_connection_count == 0) {
1272                         // Disconnected
1273                         label << "-";
1274                 } else {
1275                         // Odd configuration
1276                         label << "*" << total_connection_count << "*";
1277                 }
1278         }
1279
1280         switch (width) {
1281         case Wide:
1282                 label_string = label.str().substr(0, 7);
1283                 break;
1284         case Narrow:
1285                 label_string = label.str().substr(0, 3);
1286                 break;
1287         }
1288
1289         if (for_input) {
1290                 input_button.set_text (label_string);
1291         } else {
1292                 output_button.set_text (label_string);
1293         }
1294 }
1295
1296 void
1297 MixerStrip::update_input_display ()
1298 {
1299         update_io_button (_route, _width, true);
1300         panners.setup_pan ();
1301
1302         if (has_audio_outputs ()) {
1303                 panners.show_all ();
1304         } else {
1305                 panners.hide_all ();
1306         }
1307
1308 }
1309
1310 void
1311 MixerStrip::update_output_display ()
1312 {
1313         update_io_button (_route, _width, false);
1314         gpm.setup_meters ();
1315         panners.setup_pan ();
1316
1317         if (has_audio_outputs ()) {
1318                 panners.show_all ();
1319         } else {
1320                 panners.hide_all ();
1321         }
1322 }
1323
1324 void
1325 MixerStrip::fast_update ()
1326 {
1327         gpm.update_meters ();
1328 }
1329
1330 void
1331 MixerStrip::diskstream_changed ()
1332 {
1333         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&MixerStrip::update_diskstream_display, this));
1334 }
1335
1336 void
1337 MixerStrip::io_changed_proxy ()
1338 {
1339         Glib::signal_idle().connect_once (sigc::mem_fun (*this, &MixerStrip::update_panner_choices));
1340 }
1341
1342 void
1343 MixerStrip::port_connected_or_disconnected (boost::weak_ptr<Port> wa, boost::weak_ptr<Port> wb)
1344 {
1345         boost::shared_ptr<Port> a = wa.lock ();
1346         boost::shared_ptr<Port> b = wb.lock ();
1347
1348         if ((a && _route->input()->has_port (a)) || (b && _route->input()->has_port (b))) {
1349                 update_input_display ();
1350                 set_width_enum (_width, this);
1351         }
1352
1353         if ((a && _route->output()->has_port (a)) || (b && _route->output()->has_port (b))) {
1354                 update_output_display ();
1355                 set_width_enum (_width, this);
1356         }
1357 }
1358
1359 void
1360 MixerStrip::setup_comment_button ()
1361 {
1362         switch (_width) {
1363
1364         case Wide:
1365                 if (_route->comment().empty ()) {
1366                         _comment_button.unset_bg (STATE_NORMAL);
1367                         _comment_button.set_text (_("Comments"));
1368                 } else {
1369                         _comment_button.modify_bg (STATE_NORMAL, color ());
1370                         _comment_button.set_text (_("*Comments*"));
1371                 }
1372                 break;
1373
1374         case Narrow:
1375                 if (_route->comment().empty ()) {
1376                         _comment_button.unset_bg (STATE_NORMAL);
1377                         _comment_button.set_text (_("Cmt"));
1378                 } else {
1379                         _comment_button.modify_bg (STATE_NORMAL, color ());
1380                         _comment_button.set_text (_("*Cmt*"));
1381                 }
1382                 break;
1383         }
1384
1385         ARDOUR_UI::instance()->set_tip (
1386                 _comment_button, _route->comment().empty() ? _("Click to Add/Edit Comments") : _route->comment()
1387                 );
1388
1389 }
1390
1391 bool
1392 MixerStrip::select_route_group (GdkEventButton *ev)
1393 {
1394         using namespace Menu_Helpers;
1395
1396         if (ev->button == 1) {
1397
1398                 if (group_menu == 0) {
1399
1400                         PropertyList* plist = new PropertyList();
1401
1402                         plist->add (Properties::gain, true);
1403                         plist->add (Properties::mute, true);
1404                         plist->add (Properties::solo, true);
1405
1406                         group_menu = new RouteGroupMenu (_session, plist);
1407                 }
1408
1409                 WeakRouteList r;
1410                 r.push_back (route ());
1411                 group_menu->build (r);
1412                 group_menu->menu()->popup (1, ev->time);
1413         }
1414
1415         return true;
1416 }
1417
1418 void
1419 MixerStrip::route_group_changed ()
1420 {
1421         ENSURE_GUI_THREAD (*this, &MixerStrip::route_group_changed)
1422
1423         RouteGroup *rg = _route->route_group();
1424
1425         if (rg) {
1426                 group_button.set_text (PBD::short_version (rg->name(), 5));
1427         } else {
1428                 switch (_width) {
1429                 case Wide:
1430                         group_button.set_text (_("Grp"));
1431                         break;
1432                 case Narrow:
1433                         group_button.set_text (_("~G"));
1434                         break;
1435                 }
1436         }
1437 }
1438
1439 void
1440 MixerStrip::route_color_changed ()
1441 {
1442         name_button.modify_bg (STATE_NORMAL, color());
1443         number_label.set_fixed_colors (gdk_color_to_rgba (color()), gdk_color_to_rgba (color()));
1444         reset_strip_style ();
1445 }
1446
1447 void
1448 MixerStrip::show_passthru_color ()
1449 {
1450         reset_strip_style ();
1451 }
1452
1453 void
1454 MixerStrip::build_route_ops_menu ()
1455 {
1456         using namespace Menu_Helpers;
1457         route_ops_menu = new Menu;
1458         route_ops_menu->set_name ("ArdourContextMenu");
1459
1460         MenuList& items = route_ops_menu->items();
1461
1462         items.push_back (MenuElem (_("Color..."), sigc::mem_fun (*this, &RouteUI::choose_color)));
1463
1464         items.push_back (MenuElem (_("Comments..."), sigc::mem_fun (*this, &RouteUI::open_comment_editor)));
1465
1466         items.push_back (MenuElem (_("Inputs..."), sigc::mem_fun (*this, &RouteUI::edit_input_configuration)));
1467
1468         items.push_back (MenuElem (_("Outputs..."), sigc::mem_fun (*this, &RouteUI::edit_output_configuration)));
1469
1470         items.push_back (SeparatorElem());
1471
1472         if (!_route->is_master()) {
1473                 items.push_back (MenuElem (_("Save As Template..."), sigc::mem_fun(*this, &RouteUI::save_as_template)));
1474         }
1475         items.push_back (MenuElem (_("Rename..."), sigc::mem_fun(*this, &RouteUI::route_rename)));
1476         rename_menu_item = &items.back();
1477
1478         items.push_back (SeparatorElem());
1479         items.push_back (CheckMenuElem (_("Active")));
1480         Gtk::CheckMenuItem* i = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1481         i->set_active (_route->active());
1482         i->set_sensitive(! _session->transport_rolling());
1483         i->signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::set_route_active), !_route->active(), false));
1484
1485         items.push_back (SeparatorElem());
1486
1487         items.push_back (MenuElem (_("Adjust Latency..."), sigc::mem_fun (*this, &RouteUI::adjust_latency)));
1488
1489         items.push_back (SeparatorElem());
1490         items.push_back (CheckMenuElem (_("Protect Against Denormals"), sigc::mem_fun (*this, &RouteUI::toggle_denormal_protection)));
1491         denormal_menu_item = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1492         denormal_menu_item->set_active (_route->denormal_protection());
1493
1494         if (!Profile->get_sae()) {
1495                 items.push_back (SeparatorElem());
1496                 items.push_back (MenuElem (_("Remote Control ID..."), sigc::mem_fun (*this, &RouteUI::open_remote_control_id_dialog)));
1497         }
1498
1499         items.push_back (SeparatorElem());
1500         items.push_back (MenuElem (_("Remove"), sigc::bind (sigc::mem_fun(*this, &RouteUI::remove_this_route), false)));
1501 }
1502
1503 gboolean
1504 MixerStrip::name_button_button_press (GdkEventButton* ev)
1505 {
1506         if (ev->button == 3) {
1507                 list_route_operations ();
1508
1509                 /* do not allow rename if the track is record-enabled */
1510                 rename_menu_item->set_sensitive (!_route->record_enabled());
1511                 route_ops_menu->popup (1, ev->time);
1512
1513                 return true;
1514         }
1515
1516         return false;
1517 }
1518
1519 gboolean
1520 MixerStrip::name_button_button_release (GdkEventButton* ev)
1521 {
1522         if (ev->button == 1) {
1523                 list_route_operations ();
1524
1525                 /* do not allow rename if the track is record-enabled */
1526                 rename_menu_item->set_sensitive (!_route->record_enabled());
1527                 route_ops_menu->popup (1, ev->time);
1528         }
1529
1530         return false;
1531 }
1532
1533 gboolean
1534 MixerStrip::number_button_button_press (GdkEventButton* ev)
1535 {
1536         if (  ev->button == 3 ) {
1537                 list_route_operations ();
1538
1539                 /* do not allow rename if the track is record-enabled */
1540                 rename_menu_item->set_sensitive (!_route->record_enabled());
1541                 route_ops_menu->popup (1, ev->time);
1542
1543                 return true;
1544         }
1545
1546         return false;
1547 }
1548
1549 void
1550 MixerStrip::list_route_operations ()
1551 {
1552         delete route_ops_menu;
1553         build_route_ops_menu ();
1554 }
1555
1556 void
1557 MixerStrip::set_selected (bool yn)
1558 {
1559         AxisView::set_selected (yn);
1560         if (_selected) {
1561                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1562                 global_frame.set_name ("MixerStripSelectedFrame");
1563         } else {
1564                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1565                 global_frame.set_name ("MixerStripFrame");
1566         }
1567         global_frame.queue_draw ();
1568
1569 //      if (!yn)
1570 //              processor_box.deselect_all_processors();
1571 }
1572
1573 void
1574 MixerStrip::property_changed (const PropertyChange& what_changed)
1575 {
1576         RouteUI::property_changed (what_changed);
1577
1578         if (what_changed.contains (ARDOUR::Properties::name)) {
1579                 name_changed ();
1580         }
1581 }
1582
1583 void
1584 MixerStrip::name_changed ()
1585 {
1586         switch (_width) {
1587                 case Wide:
1588                         name_button.set_text (_route->name());
1589                         break;
1590                 case Narrow:
1591                         name_button.set_text (PBD::short_version (_route->name(), 5));
1592                         break;
1593         }
1594
1595         ARDOUR_UI::instance()->set_tip (name_button, _route->name());
1596
1597         if (_session->config.get_track_name_number()) {
1598                 const int64_t track_number = _route->track_number ();
1599                 if (track_number == 0) {
1600                         number_label.set_text ("-");
1601                 } else {
1602                         number_label.set_text (PBD::to_string (abs(_route->track_number ()), std::dec));
1603                 }
1604         } else {
1605                 number_label.set_text ("");
1606         }
1607 }
1608
1609 void
1610 MixerStrip::name_button_resized (Gtk::Allocation& alloc)
1611 {
1612         name_button.set_layout_ellisize_width (alloc.get_width() * PANGO_SCALE);
1613 }
1614
1615 bool
1616 MixerStrip::width_button_pressed (GdkEventButton* ev)
1617 {
1618         if (ev->button != 1) {
1619                 return false;
1620         }
1621
1622         if (Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier | Keyboard::TertiaryModifier)) && _mixer_owned) {
1623                 switch (_width) {
1624                 case Wide:
1625                         _mixer.set_strip_width (Narrow, true);
1626                         break;
1627
1628                 case Narrow:
1629                         _mixer.set_strip_width (Wide, true);
1630                         break;
1631                 }
1632         } else {
1633                 switch (_width) {
1634                 case Wide:
1635                         set_width_enum (Narrow, this);
1636                         break;
1637                 case Narrow:
1638                         set_width_enum (Wide, this);
1639                         break;
1640                 }
1641         }
1642
1643         return true;
1644 }
1645
1646 void
1647 MixerStrip::hide_clicked ()
1648 {
1649         // LAME fix to reset the button status for when it is redisplayed (part 1)
1650         hide_button.set_sensitive(false);
1651
1652         if (_embedded) {
1653                 Hiding(); /* EMIT_SIGNAL */
1654         } else {
1655                 _mixer.hide_strip (this);
1656         }
1657
1658         // (part 2)
1659         hide_button.set_sensitive(true);
1660 }
1661
1662 void
1663 MixerStrip::set_embedded (bool yn)
1664 {
1665         _embedded = yn;
1666 }
1667
1668 void
1669 MixerStrip::map_frozen ()
1670 {
1671         ENSURE_GUI_THREAD (*this, &MixerStrip::map_frozen)
1672
1673         boost::shared_ptr<AudioTrack> at = audio_track();
1674
1675         if (at) {
1676                 switch (at->freeze_state()) {
1677                 case AudioTrack::Frozen:
1678                         processor_box.set_sensitive (false);
1679                         hide_redirect_editors ();
1680                         break;
1681                 default:
1682                         processor_box.set_sensitive (true);
1683                         // XXX need some way, maybe, to retoggle redirect editors
1684                         break;
1685                 }
1686         }
1687 }
1688
1689 void
1690 MixerStrip::hide_redirect_editors ()
1691 {
1692         _route->foreach_processor (sigc::mem_fun (*this, &MixerStrip::hide_processor_editor));
1693 }
1694
1695 void
1696 MixerStrip::hide_processor_editor (boost::weak_ptr<Processor> p)
1697 {
1698         boost::shared_ptr<Processor> processor (p.lock ());
1699         if (!processor) {
1700                 return;
1701         }
1702
1703         Gtk::Window* w = processor_box.get_processor_ui (processor);
1704
1705         if (w) {
1706                 w->hide ();
1707         }
1708 }
1709
1710 void
1711 MixerStrip::reset_strip_style ()
1712 {
1713         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
1714
1715                 gpm.set_fader_name ("SendStripBase");
1716
1717         } else {
1718
1719                 if (is_midi_track()) {
1720                         if (_route->active()) {
1721                                 set_name ("MidiTrackStripBase");
1722                         } else {
1723                                 set_name ("MidiTrackStripBaseInactive");
1724                         }
1725                         gpm.set_fader_name ("MidiTrackFader");
1726                 } else if (is_audio_track()) {
1727                         if (_route->active()) {
1728                                 set_name ("AudioTrackStripBase");
1729                         } else {
1730                                 set_name ("AudioTrackStripBaseInactive");
1731                         }
1732                         gpm.set_fader_name ("AudioTrackFader");
1733                 } else {
1734                         if (_route->active()) {
1735                                 set_name ("AudioBusStripBase");
1736                         } else {
1737                                 set_name ("AudioBusStripBaseInactive");
1738                         }
1739                         gpm.set_fader_name ("AudioBusFader");
1740
1741                         /* (no MIDI busses yet) */
1742                 }
1743         }
1744 }
1745
1746
1747 void
1748 MixerStrip::engine_stopped ()
1749 {
1750 }
1751
1752 void
1753 MixerStrip::engine_running ()
1754 {
1755 }
1756
1757 string
1758 MixerStrip::meter_point_string (MeterPoint mp)
1759 {
1760         switch (_width) {
1761         case Wide:
1762                 switch (mp) {
1763                 case MeterInput:
1764                         return _("In");
1765                         break;
1766
1767                 case MeterPreFader:
1768                         return _("Pre");
1769                         break;
1770
1771                 case MeterPostFader:
1772                         return _("Post");
1773                         break;
1774
1775                 case MeterOutput:
1776                         return _("Out");
1777                         break;
1778
1779                 case MeterCustom:
1780                 default:
1781                         return _("Custom");
1782                         break;
1783                 }
1784                 break;
1785         case Narrow:
1786                 switch (mp) {
1787                 case MeterInput:
1788                         return _("In");
1789                         break;
1790
1791                 case MeterPreFader:
1792                         return _("Pr");
1793                         break;
1794
1795                 case MeterPostFader:
1796                         return _("Po");
1797                         break;
1798
1799                 case MeterOutput:
1800                         return _("O");
1801                         break;
1802
1803                 case MeterCustom:
1804                 default:
1805                         return _("C");
1806                         break;
1807                 }
1808                 break;
1809         }
1810
1811         return string();
1812 }
1813
1814 /** Called when the metering point has changed */
1815 void
1816 MixerStrip::meter_changed ()
1817 {
1818         meter_point_button.set_text (meter_point_string (_route->meter_point()));
1819         gpm.setup_meters ();
1820         // reset peak when meter point changes
1821         gpm.reset_peak_display();
1822 }
1823
1824 /** The bus that we are displaying sends to has changed, or been turned off.
1825  *  @param send_to New bus that we are displaying sends to, or 0.
1826  */
1827 void
1828 MixerStrip::bus_send_display_changed (boost::shared_ptr<Route> send_to)
1829 {
1830         RouteUI::bus_send_display_changed (send_to);
1831
1832         if (send_to) {
1833                 boost::shared_ptr<Send> send = _route->internal_send_for (send_to);
1834
1835                 if (send) {
1836                         show_send (send);
1837                 } else {
1838                         revert_to_default_display ();
1839                 }
1840         } else {
1841                 revert_to_default_display ();
1842         }
1843 }
1844
1845 void
1846 MixerStrip::drop_send ()
1847 {
1848         boost::shared_ptr<Send> current_send;
1849
1850         if (_current_delivery && ((current_send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0)) {
1851                 current_send->set_metering (false);
1852         }
1853
1854         send_gone_connection.disconnect ();
1855         input_button.set_sensitive (true);
1856         output_button.set_sensitive (true);
1857         group_button.set_sensitive (true);
1858         set_invert_sensitive (true);
1859         meter_point_button.set_sensitive (true);
1860         mute_button->set_sensitive (true);
1861         solo_button->set_sensitive (true);
1862         rec_enable_button->set_sensitive (true);
1863         solo_isolated_led->set_sensitive (true);
1864         solo_safe_led->set_sensitive (true);
1865         monitor_input_button->set_sensitive (true);
1866         monitor_disk_button->set_sensitive (true);
1867         _comment_button.set_sensitive (true);
1868 }
1869
1870 void
1871 MixerStrip::set_current_delivery (boost::shared_ptr<Delivery> d)
1872 {
1873         _current_delivery = d;
1874         DeliveryChanged (_current_delivery);
1875 }
1876
1877 void
1878 MixerStrip::show_send (boost::shared_ptr<Send> send)
1879 {
1880         assert (send != 0);
1881
1882         drop_send ();
1883
1884         set_current_delivery (send);
1885
1886         send->meter()->set_type(_route->shared_peak_meter()->get_type());
1887         send->set_metering (true);
1888         _current_delivery->DropReferences.connect (send_gone_connection, invalidator (*this), boost::bind (&MixerStrip::revert_to_default_display, this), gui_context());
1889
1890         gain_meter().set_controls (_route, send->meter(), send->amp());
1891         gain_meter().setup_meters ();
1892
1893         uint32_t const in = _current_delivery->pans_required();
1894         uint32_t const out = _current_delivery->pan_outs();
1895
1896         panner_ui().set_panner (_current_delivery->panner_shell(), _current_delivery->panner());
1897         panner_ui().set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1898         panner_ui().setup_pan ();
1899         panner_ui().set_send_drawing_mode (true);
1900         panner_ui().show_all ();
1901
1902         input_button.set_sensitive (false);
1903         group_button.set_sensitive (false);
1904         set_invert_sensitive (false);
1905         meter_point_button.set_sensitive (false);
1906         mute_button->set_sensitive (false);
1907         solo_button->set_sensitive (false);
1908         rec_enable_button->set_sensitive (false);
1909         solo_isolated_led->set_sensitive (false);
1910         solo_safe_led->set_sensitive (false);
1911         monitor_input_button->set_sensitive (false);
1912         monitor_disk_button->set_sensitive (false);
1913         _comment_button.set_sensitive (false);
1914
1915         if (boost::dynamic_pointer_cast<InternalSend>(send)) {
1916                 output_button.set_sensitive (false);
1917         }
1918
1919         reset_strip_style ();
1920 }
1921
1922 void
1923 MixerStrip::revert_to_default_display ()
1924 {
1925         drop_send ();
1926
1927         set_current_delivery (_route->main_outs ());
1928
1929         gain_meter().set_controls (_route, _route->shared_peak_meter(), _route->amp());
1930         gain_meter().setup_meters ();
1931
1932         panner_ui().set_panner (_route->main_outs()->panner_shell(), _route->main_outs()->panner());
1933         update_panner_choices();
1934         panner_ui().setup_pan ();
1935         panner_ui().set_send_drawing_mode (false);
1936
1937         if (has_audio_outputs ()) {
1938                 panners.show_all ();
1939         } else {
1940                 panners.hide_all ();
1941         }
1942
1943         reset_strip_style ();
1944 }
1945
1946 void
1947 MixerStrip::set_button_names ()
1948 {
1949         switch (_width) {
1950         case Wide:
1951                 mute_button->set_text (_("Mute"));
1952                 monitor_input_button->set_text (_("In"));
1953                 monitor_disk_button->set_text (_("Disk"));
1954
1955                 if (_route && _route->solo_safe()) {
1956                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
1957                 } else {
1958                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
1959                 }
1960                 if (!Config->get_solo_control_is_listen_control()) {
1961                         solo_button->set_text (_("Solo"));
1962                 } else {
1963                         switch (Config->get_listen_position()) {
1964                         case AfterFaderListen:
1965                                 solo_button->set_text (_("AFL"));
1966                                 break;
1967                         case PreFaderListen:
1968                                 solo_button->set_text (_("PFL"));
1969                                 break;
1970                         }
1971                 }
1972                 solo_isolated_led->set_text (_("Iso"));
1973                 solo_safe_led->set_text (_("Lock"));
1974                 break;
1975
1976         default:
1977                 mute_button->set_text (_("M"));
1978                 monitor_input_button->set_text (_("I"));
1979                 monitor_disk_button->set_text (_("D"));
1980
1981                 if (_route && _route->solo_safe()) {
1982                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
1983                 } else {
1984                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
1985                 }
1986                 if (!Config->get_solo_control_is_listen_control()) {
1987                         solo_button->set_text (_("S"));
1988                 } else {
1989                         switch (Config->get_listen_position()) {
1990                         case AfterFaderListen:
1991                                 solo_button->set_text (_("A"));
1992                                 break;
1993                         case PreFaderListen:
1994                                 solo_button->set_text (_("P"));
1995                                 break;
1996                         }
1997                 }
1998
1999                 solo_isolated_led->set_text (_("I"));
2000                 solo_safe_led->set_text (_("L"));
2001                 break;
2002         }
2003
2004         if (_route) {
2005                 meter_point_button.set_text (meter_point_string (_route->meter_point()));
2006         } else {
2007                 meter_point_button.set_text ("");
2008         }
2009 }
2010
2011 PluginSelector*
2012 MixerStrip::plugin_selector()
2013 {
2014         return _mixer.plugin_selector();
2015 }
2016
2017 void
2018 MixerStrip::hide_things ()
2019 {
2020         processor_box.hide_things ();
2021 }
2022
2023 bool
2024 MixerStrip::input_active_button_press (GdkEventButton*)
2025 {
2026         /* nothing happens on press */
2027         return true;
2028 }
2029
2030 bool
2031 MixerStrip::input_active_button_release (GdkEventButton* ev)
2032 {
2033         boost::shared_ptr<MidiTrack> mt = midi_track ();
2034
2035         if (!mt) {
2036                 return true;
2037         }
2038
2039         boost::shared_ptr<RouteList> rl (new RouteList);
2040
2041         rl->push_back (route());
2042
2043         _session->set_exclusive_input_active (rl, !mt->input_active(),
2044                                               Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::SecondaryModifier)));
2045
2046         return true;
2047 }
2048
2049 void
2050 MixerStrip::midi_input_status_changed ()
2051 {
2052         if (midi_input_enable_button) {
2053                 boost::shared_ptr<MidiTrack> mt = midi_track ();
2054                 assert (mt);
2055                 midi_input_enable_button->set_active (mt->input_active ());
2056         }
2057 }
2058
2059 string
2060 MixerStrip::state_id () const
2061 {
2062         return string_compose ("strip %1", _route->id().to_s());
2063 }
2064
2065 void
2066 MixerStrip::parameter_changed (string p)
2067 {
2068         if (p == _visibility.get_state_name()) {
2069                 /* The user has made changes to the mixer strip visibility, so get
2070                    our VisibilityGroup to reflect these changes in our widgets.
2071                 */
2072                 _visibility.set_state (Config->get_mixer_strip_visibility ());
2073         }
2074         else if (p == "track-name-number") {
2075                 name_changed ();
2076         }
2077 }
2078
2079 /** Called to decide whether the solo isolate / solo lock button visibility should
2080  *  be overridden from that configured by the user.  We do this for the master bus.
2081  *
2082  *  @return optional value that is present if visibility state should be overridden.
2083  */
2084 boost::optional<bool>
2085 MixerStrip::override_solo_visibility () const
2086 {
2087         if (_route && _route->is_master ()) {
2088                 return boost::optional<bool> (false);
2089         }
2090
2091         return boost::optional<bool> ();
2092 }
2093
2094 void
2095 MixerStrip::add_input_port (DataType t)
2096 {
2097         _route->input()->add_port ("", this, t);
2098 }
2099
2100 void
2101 MixerStrip::add_output_port (DataType t)
2102 {
2103         _route->output()->add_port ("", this, t);
2104 }
2105
2106 void
2107 MixerStrip::route_active_changed ()
2108 {
2109         reset_strip_style ();
2110 }
2111
2112 void
2113 MixerStrip::copy_processors ()
2114 {
2115         processor_box.processor_operation (ProcessorBox::ProcessorsCopy);
2116 }
2117
2118 void
2119 MixerStrip::cut_processors ()
2120 {
2121         processor_box.processor_operation (ProcessorBox::ProcessorsCut);
2122 }
2123
2124 void
2125 MixerStrip::paste_processors ()
2126 {
2127         processor_box.processor_operation (ProcessorBox::ProcessorsPaste);
2128 }
2129
2130 void
2131 MixerStrip::select_all_processors ()
2132 {
2133         processor_box.processor_operation (ProcessorBox::ProcessorsSelectAll);
2134 }
2135
2136 void
2137 MixerStrip::deselect_all_processors ()
2138 {
2139         processor_box.processor_operation (ProcessorBox::ProcessorsSelectNone);
2140 }
2141
2142 bool
2143 MixerStrip::delete_processors ()
2144 {
2145         return processor_box.processor_operation (ProcessorBox::ProcessorsDelete);
2146 }
2147
2148 void
2149 MixerStrip::toggle_processors ()
2150 {
2151         processor_box.processor_operation (ProcessorBox::ProcessorsToggleActive);
2152 }
2153
2154 void
2155 MixerStrip::ab_plugins ()
2156 {
2157         processor_box.processor_operation (ProcessorBox::ProcessorsAB);
2158 }
2159
2160 bool
2161 MixerStrip::level_meter_button_press (GdkEventButton* ev)
2162 {
2163         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
2164                 return false;
2165         }
2166         if (ev->button == 3) {
2167                 popup_level_meter_menu (ev);
2168                 return true;
2169         }
2170
2171         return false;
2172 }
2173
2174 void
2175 MixerStrip::popup_level_meter_menu (GdkEventButton* ev)
2176 {
2177         using namespace Gtk::Menu_Helpers;
2178
2179         Gtk::Menu* m = manage (new Menu);
2180         MenuList& items = m->items ();
2181
2182         RadioMenuItem::Group group;
2183
2184         _suspend_menu_callbacks = true;
2185         add_level_meter_item_point (items, group, _("Input"), MeterInput);
2186         add_level_meter_item_point (items, group, _("Pre Fader"), MeterPreFader);
2187         add_level_meter_item_point (items, group, _("Post Fader"), MeterPostFader);
2188         add_level_meter_item_point (items, group, _("Output"), MeterOutput);
2189         add_level_meter_item_point (items, group, _("Custom"), MeterCustom);
2190
2191         if (gpm.meter_channels().n_audio() == 0) {
2192                 m->popup (ev->button, ev->time);
2193                 _suspend_menu_callbacks = false;
2194                 return;
2195         }
2196
2197         RadioMenuItem::Group tgroup;
2198         items.push_back (SeparatorElem());
2199
2200         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterPeak), MeterPeak);
2201         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterKrms),  MeterKrms);
2202         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1DIN), MeterIEC1DIN);
2203         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1NOR), MeterIEC1NOR);
2204         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2BBC), MeterIEC2BBC);
2205         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2EBU), MeterIEC2EBU);
2206         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK20), MeterK20);
2207         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK14), MeterK14);
2208         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK12), MeterK12);
2209         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterVU),  MeterVU);
2210
2211         int _strip_type;
2212         if (_route->is_master()) {
2213                 _strip_type = 4;
2214         }
2215         else if (boost::dynamic_pointer_cast<AudioTrack>(_route) == 0
2216                         && boost::dynamic_pointer_cast<MidiTrack>(_route) == 0) {
2217                 /* non-master bus */
2218                 _strip_type = 3;
2219         }
2220         else if (boost::dynamic_pointer_cast<MidiTrack>(_route)) {
2221                 _strip_type = 2;
2222         }
2223         else {
2224                 _strip_type = 1;
2225         }
2226
2227         MeterType cmt = _route->meter_type();
2228         const std::string cmn = ArdourMeter::meter_type_string(cmt);
2229
2230         items.push_back (SeparatorElem());
2231         items.push_back (MenuElem (string_compose(_("Change all in Group to %1"), cmn),
2232                                 sigc::bind (SetMeterTypeMulti, -1, _route->route_group(), cmt)));
2233         items.push_back (MenuElem (string_compose(_("Change all to %1"), cmn),
2234                                 sigc::bind (SetMeterTypeMulti, 0, _route->route_group(), cmt)));
2235         items.push_back (MenuElem (string_compose(_("Change same track-type to %1"), cmn),
2236                                 sigc::bind (SetMeterTypeMulti, _strip_type, _route->route_group(), cmt)));
2237
2238         m->popup (ev->button, ev->time);
2239         _suspend_menu_callbacks = false;
2240 }
2241
2242 void
2243 MixerStrip::add_level_meter_item_point (Menu_Helpers::MenuList& items,
2244                 RadioMenuItem::Group& group, string const & name, MeterPoint point)
2245 {
2246         using namespace Menu_Helpers;
2247
2248         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_point), point)));
2249         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2250         i->set_active (_route->meter_point() == point);
2251 }
2252
2253 void
2254 MixerStrip::set_meter_point (MeterPoint p)
2255 {
2256         if (_suspend_menu_callbacks) return;
2257         _route->set_meter_point (p);
2258 }
2259
2260 void
2261 MixerStrip::add_level_meter_item_type (Menu_Helpers::MenuList& items,
2262                 RadioMenuItem::Group& group, string const & name, MeterType type)
2263 {
2264         using namespace Menu_Helpers;
2265
2266         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_type), type)));
2267         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2268         i->set_active (_route->meter_type() == type);
2269 }
2270
2271 void
2272 MixerStrip::set_meter_type (MeterType t)
2273 {
2274         if (_suspend_menu_callbacks) return;
2275         gpm.set_type (t);
2276 }